Build CUDA-11 Windows cmake using C++17 (#4945)

3b202420 · Nikita Shulga · GitHub · 1deb2ec2 · 3b202420
Unverified Commit 3b202420 authored Nov 16, 2021 by Nikita Shulga Committed by GitHub Nov 16, 2021
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CMakeLists.txt CMakeLists.txt +5 -0

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--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -10,6 +10,11 @@ if(WITH_CUDA)
  add_definitions(-D__CUDA_NO_HALF_OPERATORS__)
  add_definitions(-DWITH_CUDA)
  set(CMAKE_CUDA_FLAGS "${CMAKE_CUDA_FLAGS} --expt-relaxed-constexpr")
+  # CUDA-11.x can not be compiled using C++14 standard on Windows
+  string(REGEX MATCH "^[0-9]+" CUDA_MAJOR ${CMAKE_CUDA_COMPILER_VERSION})
+  if(${CUDA_MAJOR} GREATER 10 AND MSVC)
+    set(CMAKE_CXX_STANDARD 17)
+  endif()
 endif()

 find_package(Python3 COMPONENTS Development)